154221006424 has 16 divisors (see below), whose sum is σ = 289206660600. Its totient is φ = 77099230272.

The previous prime is 154221006403. The next prime is 154221006439. The reversal of 154221006424 is 424600122451.

154221006424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1350834 + ... + 1460545.

Almost surely, 2^154221006424 is an apocalyptic number.

It is an amenable number.

154221006424 is a deficient number, since it is larger than the sum of its proper divisors (134985654176).

154221006424 is a wasteful number, since it uses less digits than its factorization.

154221006424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818242 (or 2818238 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 154221006424 its reverse (424600122451), we get a palindrome (578821128875).

The spelling of 154221006424 in words is "one hundred fifty-four billion, two hundred twenty-one million, six thousand, four hundred twenty-four".